Amid the loud, creative bustle of Ministry Of Sound’s HQ today, three people are hunched over a table pondering one particular question in silence. Stripped of any elegant phrasing, it goes a little something like this: So, er, like… What does a music manager actually do in 2019?

If you think the answer is, “Skim 20% off the top, massage an artist’s ego and slam a cricket bat on a table when all else fails,” rest assured, you are living ...